Portable wringer



FIG. 1 is a perspective view of a portable wringer in an unfolded configuration;

FIG. 2 is a front elevational view of a portable wringer in a folded configuration;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a top view thereof.

The broken line showing of an operating handle, a support container, a slot and two circular apertures for receiving the support container, and a support surface in FIG. 1 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a portable wringer, as shown and described. 